Question: When did Abigail Adams marry John Adams and when did they divorce
Paraphrase: Name the marriage and divorce dates of John and Abigail Adams.
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q206191 p:P26 ?s . ?s ps:P26 wd:Q11806 . ?s pq:P580 ?value1 . ?s pq:P582 ?value2 }